Ejemplos:
– Juan is very excited because soon he is going to be a father. Additionally, he must get a new job to get a better salary.
– Besides working as a teacher, Carlos is a businessman (Besides – ademas de)

To Compare – para hacer una comparación

similarly, likewise, in the same way, in a similar manner

To Contrast – contrastar 2 ideas opuestas

on the contrary, however, although. but, despite,on the other hand,
in spite of, even though, in contrast

Ejemplos:
– Marcia studied English many years. However, she still had problems speaking fluently.
– Although Marcia studied English many years, she still had problems speaking fluently.

To Show Cause or Effect – demostrar causa y efecto

then, as a result, because, consequently, hence, for this purpose
since, accordingly, therefore

Ejemplos:

– Sheila was feeling sick so she went to the hospital.
– Sheila was feeling sick. Therefore, she went to the hospital.
– Sheila went to the hospital because she was feeling sick.

Time – con respecto al tiempo

after a while now, afterwards, once, at last presently, at that time previously
at the same time shortly, before, simultaneously, currently, since, earlier, soon
eventually, subsequently, finally, then, thereafter, in the meantime, until, whenever, while,
meanwhile